# 注释
#格式化 ctrl+l
print('123', end=" ")
print('456')
num = 10
#动态类型
num = ("q"
       "we")

str = 5616516

num1 = 10
print(bin(num1))

print(10//5) # // 整除
print(2**3)

print( 3 > 2 and 1<10)